Backing support for windscreen wiper blades



FIG. 1 is a perspective view of a backing support for windscreen wiperblades showing my new design;

FIG. 2 is an end elevational view, the opposite end being a mirror imagethereof;

FIG. 3 is a side elevational view, the opposite side being a mirrorimage thereof;

FIG. 4 is a top plan view thereof; and

FIG. 5 is a bottom plan view thereof.

The backing support is shown broken away in FIGS. 3, 4 and 5 to indicateindeterminate length.

The ornamental design for a backing support for windscreen wiper blades,as shown and described.